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Finding the Fourth Proportional to 37,250.66, 51,405.91 and 20,483.66

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Solution

The fourth proportional to 37,250.66, 51,405.91 and 20,483.66 is: 28,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,250.66 : 51,405.91 = 20,483.66 : x
  2. Step 2: Convert to fraction form
    37,250.66/51,405.91 = 20,483.66/x
  3. Step 3: Cross multiply
    37,250.66x = 51,405.91 × 20,483.66
  4. Step 4: Simplify right side
    37,250.66x = 1,052,980,822.98
  5. Step 5: Solve for x
    x = 1,052,980,822.98/37,250.66
  6. Step 6: Final answer
    x = 28,267.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.